def do_debug(self, arg):
"""debug code
Enter a recursive debugger that steps through the code
argument (which is an arbitrary expression or statement to be
executed in the current environment).
"""
sys.settrace(None)
globals = self.curframe.f_globals
locals = self.curframe_locals
p = Pdb(self.completekey, self.stdin, self.stdout)
p.prompt = "(%s) " % self.prompt.strip()
self.message("ENTERING RECURSIVE DEBUGGER")
sys.call_tracing(p.run, (arg, globals, locals))
self.message("LEAVING RECURSIVE DEBUGGER")
sys.settrace(self.trace_dispatch)
self.lastcmd = p.lastcmd
python类run()的实例源码
def do_help(self, arg):
"""h(elp)
Without argument, print the list of available commands.
With a command name as argument, print help about that command.
"help pdb" shows the full pdb documentation.
"help exec" gives help on the ! command.
"""
if not arg:
return cmd.Cmd.do_help(self, arg)
try:
try:
topic = getattr(self, 'help_' + arg)
return topic()
except AttributeError:
command = getattr(self, 'do_' + arg)
except AttributeError:
self.error('No help for %r' % arg)
else:
if sys.flags.optimize >= 2:
self.error('No help for %r; please do not run Python with -OO '
'if you need command help' % arg)
return
self.message(command.__doc__.rstrip())
def runTest(self):
test = self._dt_test
old = sys.stdout
new = StringIO()
optionflags = self._dt_optionflags
if not (optionflags & REPORTING_FLAGS):
# The option flags don't include any reporting flags,
# so add the default reporting flags
optionflags |= _unittest_reportflags
runner = DocTestRunner(optionflags=optionflags,
checker=self._dt_checker, verbose=False)
try:
runner.DIVIDER = "-"*70
failures, tries = runner.run(
test, out=new.write, clear_globs=False)
finally:
sys.stdout = old
if failures:
raise self.failureException(self.format_failure(new.getvalue()))
def configureTestPaths():
# Point to the testing SDR folder
testdir = os.path.abspath(os.path.dirname(__file__))
os.environ['SDRROOT'] = os.path.join(testdir, "sdr")
# The top source directory is one levels up from this file
topdir = os.path.abspath(os.path.join(testdir, '..'))
# Bring in the Python OSSIE stuff for things running in this process
prependPythonPath(os.path.join(topdir, 'base/framework/python'))
# Add Java libraries to CLASSPATH so that test components can find them
# regardless of where they run.
jarfiles = [ 'CFInterfaces.jar', 'apache-commons-lang-2.4.jar',
'log4j-1.2.15.jar', 'ossie/ossie.jar' ]
for jarfile in jarfiles:
appendClassPath(os.path.join(topdir, 'base/framework/java', jarfile))
# Add path to libomnijni.so to LD_LIBRARY_PATH for Java components
prependPath('LD_LIBRARY_PATH', os.path.join(topdir, 'base/framework/idl/.libs'))
prependPath('LD_LIBRARY_PATH', os.path.join(topdir, 'base/framework/.libs'))
appendPath('LD_LIBRARY_PATH', os.path.join(topdir, 'omnijni/src/cpp/.libs'))
appendPath('LD_LIBRARY_PATH', os.path.join(topdir, 'base/plugin/logcfg/.libs'))
# Set the model IDL paths to point to the (uninstalled) REDHAWK IDLs.
from ossie.utils import model
from ossie.utils.idllib import IDLLibrary
model._idllib = IDLLibrary()
model._idllib.addSearchPath(os.path.join(topdir, 'idl'))
model._idllib.addSearchPath(os.path.join(topdir, '../../bulkioInterfaces/idl'))
# Set up the system paths (LD_LIBRARY_PATH, PYTHONPATH, CLASSPATH), IDL paths
# and SDRROOT to allow testing against an uninstalled framework.
def __init__(self, checker=None, verbose=None, optionflags=0):
"""
Create a new test runner.
Optional keyword arg `checker` is the `OutputChecker` that
should be used to compare the expected outputs and actual
outputs of doctest examples.
Optional keyword arg 'verbose' prints lots of stuff if true,
only failures if false; by default, it's true iff '-v' is in
sys.argv.
Optional argument `optionflags` can be used to control how the
test runner compares expected output to actual output, and how
it displays failures. See the documentation for `testmod` for
more information.
"""
self._checker = checker or OutputChecker()
if verbose is None:
verbose = '-v' in sys.argv
self._verbose = verbose
self.optionflags = optionflags
self.original_optionflags = optionflags
# Keep track of the examples we've run.
self.tries = 0
self.failures = 0
self._name2ft = {}
# Create a fake output target for capturing doctest output.
self._fakeout = _SpoofOut()
#/////////////////////////////////////////////////////////////////
# Reporting methods
#/////////////////////////////////////////////////////////////////
def run(self, test, compileflags=None, out=None, clear_globs=True):
r = DocTestRunner.run(self, test, compileflags, out, False)
if clear_globs:
test.globs.clear()
return r
def run_docstring_examples(f, globs, verbose=False, name="NoName",
compileflags=None, optionflags=0):
"""
Test examples in the given object's docstring (`f`), using `globs`
as globals. Optional argument `name` is used in failure messages.
If the optional argument `verbose` is true, then generate output
even if there are no failures.
`compileflags` gives the set of flags that should be used by the
Python compiler when running the examples. If not specified, then
it will default to the set of future-import flags that apply to
`globs`.
Optional keyword arg `optionflags` specifies options for the
testing and output. See the documentation for `testmod` for more
information.
"""
# Find, parse, and run all tests in the given module.
finder = DocTestFinder(verbose=verbose, recurse=False)
runner = DocTestRunner(verbose=verbose, optionflags=optionflags)
for test in finder.find(f, name, globs=globs):
runner.run(test, compileflags=compileflags)
######################################################################
## 7. Tester
######################################################################
# This is provided only for backwards compatibility. It's not
# actually used in any way.
def runstring(self, s, name):
test = DocTestParser().get_doctest(s, self.globs, name, None, None)
if self.verbose:
print "Running string", name
(f,t) = self.testrunner.run(test)
if self.verbose:
print f, "of", t, "examples failed in string", name
return TestResults(f,t)
def debug_script(src, pm=False, globs=None):
"Debug a test script. `src` is the script, as a string."
import pdb
# Note that tempfile.NameTemporaryFile() cannot be used. As the
# docs say, a file so created cannot be opened by name a second time
# on modern Windows boxes, and execfile() needs to open it.
srcfilename = tempfile.mktemp(".py", "doctestdebug")
f = open(srcfilename, 'w')
f.write(src)
f.close()
try:
if globs:
globs = globs.copy()
else:
globs = {}
if pm:
try:
execfile(srcfilename, globs, globs)
except:
print sys.exc_info()[1]
pdb.post_mortem(sys.exc_info()[2])
else:
# Note that %r is vital here. '%s' instead can, e.g., cause
# backslashes to get treated as metacharacters on Windows.
pdb.run("execfile(%r)" % srcfilename, globs, globs)
finally:
os.remove(srcfilename)
def __init__(self, checker=None, verbose=None, optionflags=0):
"""
Create a new test runner.
Optional keyword arg `checker` is the `OutputChecker` that
should be used to compare the expected outputs and actual
outputs of doctest examples.
Optional keyword arg 'verbose' prints lots of stuff if true,
only failures if false; by default, it's true iff '-v' is in
sys.argv.
Optional argument `optionflags` can be used to control how the
test runner compares expected output to actual output, and how
it displays failures. See the documentation for `testmod` for
more information.
"""
self._checker = checker or OutputChecker()
if verbose is None:
verbose = '-v' in sys.argv
self._verbose = verbose
self.optionflags = optionflags
self.original_optionflags = optionflags
# Keep track of the examples we've run.
self.tries = 0
self.failures = 0
self._name2ft = {}
# Create a fake output target for capturing doctest output.
self._fakeout = _SpoofOut()
#/////////////////////////////////////////////////////////////////
# Reporting methods
#/////////////////////////////////////////////////////////////////
def run(self, test, compileflags=None, out=None, clear_globs=True):
r = DocTestRunner.run(self, test, compileflags, out, False)
if clear_globs:
test.globs.clear()
return r
def run_docstring_examples(f, globs, verbose=False, name="NoName",
compileflags=None, optionflags=0):
"""
Test examples in the given object's docstring (`f`), using `globs`
as globals. Optional argument `name` is used in failure messages.
If the optional argument `verbose` is true, then generate output
even if there are no failures.
`compileflags` gives the set of flags that should be used by the
Python compiler when running the examples. If not specified, then
it will default to the set of future-import flags that apply to
`globs`.
Optional keyword arg `optionflags` specifies options for the
testing and output. See the documentation for `testmod` for more
information.
"""
# Find, parse, and run all tests in the given module.
finder = DocTestFinder(verbose=verbose, recurse=False)
runner = DocTestRunner(verbose=verbose, optionflags=optionflags)
for test in finder.find(f, name, globs=globs):
runner.run(test, compileflags=compileflags)
######################################################################
## 7. Tester
######################################################################
# This is provided only for backwards compatibility. It's not
# actually used in any way.
def rundoc(self, object, name=None, module=None):
f = t = 0
tests = self.testfinder.find(object, name, module=module,
globs=self.globs)
for test in tests:
(f2, t2) = self.testrunner.run(test)
(f,t) = (f+f2, t+t2)
return (f,t)
def debug_script(src, pm=False, globs=None):
"Debug a test script. `src` is the script, as a string."
import pdb
# Note that tempfile.NameTemporaryFile() cannot be used. As the
# docs say, a file so created cannot be opened by name a second time
# on modern Windows boxes, and execfile() needs to open it.
srcfilename = tempfile.mktemp(".py", "doctestdebug")
f = open(srcfilename, 'w')
f.write(src)
f.close()
try:
if globs:
globs = globs.copy()
else:
globs = {}
if pm:
try:
execfile(srcfilename, globs, globs)
except:
print(sys.exc_info()[1])
pdb.post_mortem(sys.exc_info()[2])
else:
# Note that %r is vital here. '%s' instead can, e.g., cause
# backslashes to get treated as metacharacters on Windows.
pdb.run("execfile(%r)" % srcfilename, globs, globs)
finally:
os.remove(srcfilename)
def _test():
r = unittest.TextTestRunner()
r.run(DocTestSuite())
def __init__(self, checker=None, verbose=None, optionflags=0):
"""
Create a new test runner.
Optional keyword arg `checker` is the `OutputChecker` that
should be used to compare the expected outputs and actual
outputs of doctest examples.
Optional keyword arg 'verbose' prints lots of stuff if true,
only failures if false; by default, it's true iff '-v' is in
sys.argv.
Optional argument `optionflags` can be used to control how the
test runner compares expected output to actual output, and how
it displays failures. See the documentation for `testmod` for
more information.
"""
self._checker = checker or OutputChecker()
if verbose is None:
verbose = '-v' in sys.argv
self._verbose = verbose
self.optionflags = optionflags
self.original_optionflags = optionflags
# Keep track of the examples we've run.
self.tries = 0
self.failures = 0
self._name2ft = {}
# Create a fake output target for capturing doctest output.
self._fakeout = _SpoofOut()
#/////////////////////////////////////////////////////////////////
# Reporting methods
#/////////////////////////////////////////////////////////////////
def run(self, test, compileflags=None, out=None, clear_globs=True):
r = DocTestRunner.run(self, test, compileflags, out, False)
if clear_globs:
test.globs.clear()
return r
def run_docstring_examples(f, globs, verbose=False, name="NoName",
compileflags=None, optionflags=0):
"""
Test examples in the given object's docstring (`f`), using `globs`
as globals. Optional argument `name` is used in failure messages.
If the optional argument `verbose` is true, then generate output
even if there are no failures.
`compileflags` gives the set of flags that should be used by the
Python compiler when running the examples. If not specified, then
it will default to the set of future-import flags that apply to
`globs`.
Optional keyword arg `optionflags` specifies options for the
testing and output. See the documentation for `testmod` for more
information.
"""
# Find, parse, and run all tests in the given module.
finder = DocTestFinder(verbose=verbose, recurse=False)
runner = DocTestRunner(verbose=verbose, optionflags=optionflags)
for test in finder.find(f, name, globs=globs):
runner.run(test, compileflags=compileflags)
######################################################################
## 7. Tester
######################################################################
# This is provided only for backwards compatibility. It's not
# actually used in any way.
def rundoc(self, object, name=None, module=None):
f = t = 0
tests = self.testfinder.find(object, name, module=module,
globs=self.globs)
for test in tests:
(f2, t2) = self.testrunner.run(test)
(f,t) = (f+f2, t+t2)
return (f,t)
def debug(self):
self.setUp()
runner = DebugRunner(optionflags=self._dt_optionflags,
checker=self._dt_checker, verbose=False)
runner.run(self._dt_test)
self.tearDown()
